Roadmap
See what we're building, what's in progress, and what's already shipped.
Planned
60Email Deliverability Test
One-click test: send to Gmail, Outlook, Yahoo seed accounts. See where it lands (Primary, Promotions, Spam, Missing). Auth check + content score.
AI Conversation Threading
Multi-turn threads (3–8 exchanges) with context-aware AI replies. Each conversation builds naturally with topic drift, questions, and sign-offs.
AI Persona Engine
50+ distinct personas: unique names, industries, tones, writing styles, signatures, and language quirks. Industry-specific clustering (SaaS, agency, e-commerce, consulting).
Multi-language AI Content
Warm-up emails in 20+ languages: French, German, Spanish, Portuguese, Italian, Dutch, Polish, Swedish, Japanese, Korean, Chinese, Arabic, and more.
Spam Content Analyzer
Scan any email for 700+ spam trigger words, ALL CAPS, excessive punctuation, image/link ratios, suspicious redirects, phishing patterns. Content grade A–F with fix suggestions.
Subject Line Analyzer & Generator
Score subject lines on length, trigger words, sentiment, urgency, personalization, mobile truncation. AI-powered generator suggests 10 alternatives optimized by provider.
Template Warm-up
Include your actual email templates in 30% of warm-up exchanges so providers learn to trust your real content, not just AI text. Template rotation and A/B comparison.
Provider-specific Warm-up Strategies
Separate warm-up engines per provider: Gmail (Workspace vs free), Outlook (O365 vs Hotmail), Yahoo. Different rate limits, content strategies, and engagement patterns per ISP.
Engagement Simulation
Beyond opens and replies: read-time variation (10–60s), scrolling, marking as important/starred, link clicks, moving to VIP/Primary. Full human behavior emulation.
Google Postmaster Tools Integration
Pull data directly from Google Postmaster: domain reputation, spam rate, SPF/DKIM/DMARC pass rates, encryption stats, delivery errors. Daily trend charts.
Microsoft SNDS Integration
Microsoft Smart Network Data Services: spam trap hits, complaint rate, filtering status, throttling detection for Outlook/Hotmail/Live/MSN.
Inbox Placement Testing
Automated seed tests across Gmail, Outlook, Yahoo, Apple Mail, AOL. Tab-level detection (Primary, Promotions, Social, Updates, Focused, Other). Recurring scheduled tests.
ISP-specific Reputation Dashboard
Per-provider reputation scores: Gmail reputation (High/Medium/Low/Bad), Outlook filtering status, Yahoo complaint rate. Separate trend charts per ISP.
Feedback Loop (FBL) Monitoring
Aggregate spam complaints from ISP feedback loops: Gmail (Postmaster aggregate), Yahoo (ARF format), Microsoft (JMRP individual). Real-time complaint rate tracking.
Sender Score Tracking
Track your Sender Score (0-100) from Validity's network over time. Compare against industry benchmarks. Alerts when score drops below thresholds.
BIMI Setup Wizard
Brand Indicators for Message Identification: SVG logo validation (Tiny-PS), VMC certificate guidance, DNS record generation, logo display preview across providers.
MTA-STS & TLS-RPT Monitor
MTA-STS policy validation, TLS-RPT report collection and visualization, certificate monitoring, encryption rate tracking, misconfiguration alerts.
CAN-SPAM / GDPR / CASL Compliance Checker
Scan emails for compliance: unsubscribe link (RFC 2369/8058), physical address, sender identification, consent documentation, data processing markers.
Single Email Verification
Verify any email address instantly: syntax check, domain/MX validation, SMTP verification, deliverability prediction. Classification: valid, invalid, risky, catch-all, disposable.
Bulk List Cleaning (CSV)
Upload CSV lists (up to 1M addresses). Batch verification with detailed report: valid, invalid, risky, catch-all, role-based, disposable, spam trap. Downloadable cleaned list.
Spam Trap & Honeypot Detection
Detect known spam traps, recycled traps, and honeypot addresses in your list. Flag high-risk addresses before they damage sender reputation.
Disposable & Role Address Detection
Detect temporary/disposable email services (Guerrilla Mail, Temp Mail, etc.) and role-based addresses (info@, admin@, support@) that hurt engagement metrics.
Typo Detection & Auto-correction
Detect common domain typos (gmial.com → gmail.com, outlok.com → outlook.com) and suggest corrections. Prevent hard bounces from data entry errors.
Real-time Verification API
REST API for real-time email verification at signup forms. Validate on input, block invalid/disposable addresses before they enter your list. JS widget for easy integration.
Bounce Classification Engine
Classify bounces in real-time: hard (invalid address, domain gone), soft (full inbox, server down, rate limited), pending (ISP retry), global (spam trap). SMTP code mapping.
List Hygiene Scoring
Score your email list health (0-100): engagement rate, bounce rate, age distribution, spam trap density, disposable %, role address %. Actionable cleanup recommendations.
REST API v1
Full API: mailbox CRUD, warm-up control, health scores, placement tests, verification, DNS checks, blacklist status. JSON responses, API key auth, rate limiting.
Webhook Notifications
Real-time webhooks for 15+ events: health score changes, blacklist detections, bounce spikes, placement drops, warm-up milestones, DNS changes, ramp-up completion.
Advanced Reporting & Exports
CSV and PDF reports with custom date ranges. Provider breakdown, trend analysis, placement history, engagement metrics. Scheduled email reports (daily/weekly/monthly).
Bulk Mailbox Import
Import up to 500 mailboxes via CSV. Automatic credential validation, DNS pre-check, provider detection, and warm-up configuration. Detailed import report.
Multi-inbox Rotation & Master Inbox
Rotate warm-up across multiple mailboxes with automatic distribution. Unified master inbox to view and manage all warm-up replies in one place.
Warm-up Modes
4 configurable strategies: Slow (new domains, conservative), Balanced (default), Aggressive (established senders, fast ramp), Recovery (reputation rebuilding after incident).
Reputation Recovery Mode
Dedicated workflow for damaged domains: gradual volume restoration, targeted engagement patterns, spam folder rescue priority, progress tracking with recovery milestones.
Industry Benchmarking
Compare your deliverability metrics against industry averages: inbox placement (83.1% global), Gmail (87.2%), Yahoo (86%), Outlook (75.6%). See where you stand.
Slack Integration
Real-time alerts in Slack: health drops, blacklist hits, DNS issues, warm-up milestones, placement test results. Configurable per channel. Daily summary digests.
Zapier / Make.com / n8n Integration
Connect to 5,000+ apps. Triggers: health change, blacklist alert, warm-up complete, placement drop. Actions: add mailbox, pause warm-up, run DNS check.
HubSpot Integration
Sync deliverability data to HubSpot: health scores as custom properties, trigger workflows on reputation events, domain status in contact records.
Salesforce Integration
Custom Salesforce objects for deliverability: domain health, placement rates, DNS status. Trigger flows on reputation changes. Sales team visibility.
Community Warm-up Pool
Peer-to-peer network: Stekpad users exchange warm-up emails with each other. Bi-directional engagement, quality scoring per participant, abuse detection.
Team Collaboration
Invite team members with RBAC: Owner, Admin, Member, Viewer. Shared mailbox visibility, activity logs, audit trail, team-wide reporting.
Spintax Engine
Dynamic {word|phrase|variation} rotation in warm-up content for additional diversity beyond AI generation. Nested spintax support. Preview with random output.
Custom Tracking Domain
Use your own domain for open/click tracking instead of shared domains. CNAME setup wizard, SSL auto-provisioning, reputation isolation.
HTML Email Validator
Validate email HTML: tag nesting, deprecated elements, inline CSS compatibility, character encoding, email-specific CSS rules. Compatibility scores per client.
Email Rendering Preview
Preview your email across 50+ clients: Gmail (web/mobile), Outlook (2016–2024, web), Apple Mail, Yahoo, Thunderbird. Screenshot-based real rendering, not simulation.
Dark Mode Compatibility Tester
Test email rendering in dark mode across Gmail, Apple Mail, Outlook. Detect color inversion issues, image visibility problems, and contrast failures. Fix suggestions.
Email Accessibility Checker (WCAG)
WCAG 2.2 Level AA audit: color contrast (4.5:1), alt text, heading hierarchy, font sizing (14px+ desktop, 16px+ mobile), touch targets (48x48px), screen reader compatibility.
Link & Image Analyzer
Check all links: broken URLs, redirect chains, suspicious shorteners, blacklisted domains, response time. Images: alt text, file size, dimensions, dark mode visibility.
Preview Text Optimizer
Preview how subject + preheader appears across Gmail (90-110 chars), Outlook (40-50), Apple Mail (35-140), Yahoo (45-55), and mobile clients. AI suggestions.
Email Size & Performance Analyzer
Total email weight, image load time, clipping detection (Gmail clips at 102KB), font loading impact, render time estimation. Optimization recommendations.
Phishing & Spoofing Detector
Analyze incoming emails for spoofing indicators: Return-Path mismatches, DKIM failures, forged headers, suspicious links, domain impersonation patterns.
Cold Email Sequencer
Multi-step outreach sequences with automatic follow-ups. Smart pausing when warm-up detects issues. Personalization tokens, conditional logic, send-time optimization.
A/B Testing Engine
Test subject lines, content, send times, warm-up strategies. Statistical significance calculation, auto-winner selection. Multivariate testing support.
AI Send Time Optimizer
Machine learning model predicting optimal send time per recipient based on timezone, historical engagement, provider, and day of week. Per-contact optimization.
AI Predictive Analytics
ML models predicting deliverability issues before they happen: reputation decline forecasting, blacklist risk scoring, engagement drop prediction. Proactive alerts.
White-label Dashboard
Full white-label for agencies: custom domain, logo, colors, email templates. Reseller pricing. Client-specific workspaces with isolated data.
Dedicated IP Management
Assign dedicated sending IPs with automatic warm-up. IP rotation (SISR technology) for reputation isolation. Shared IP pools for smaller accounts.
SSO / SAML Authentication
Enterprise Single Sign-On: SAML 2.0, OIDC, Google Workspace, Microsoft Entra ID. Centralized identity management with team auto-provisioning.
Contact Enrichment Database
B2B contact discovery: find verified emails by company, role, industry, location. Enrichment API for existing lists. Integrated with warm-up and sequencer.
SMTP Diagnostics Tool
Full SMTP server testing: port connectivity, EHLO/HELO banner, STARTTLS negotiation, TLS version, certificate validation, open relay detection, delivery confirmation.
Email Audit Report (Automated)
One-click full audit: authentication (SPF/DKIM/DMARC/BIMI/MTA-STS), reputation (IP + domain), content analysis, placement test, DNS health, blacklist check. PDF report.
In Progress
6SMTP/IMAP Warm-up Engine
Core sending and receiving with humanized timing: Gaussian distribution (10h + 14h), jitter ±15 min, log-normal reply delays (3–45 min), read-time simulation (10–60s).
Gmail OAuth Connect
One-click Gmail via OAuth2 using Gmail API. No app passwords. Encrypted token storage with instant revocation support.
Outlook / Microsoft 365 OAuth
Microsoft Graph API integration for Outlook and M365. Personal and business accounts. OAuth2 with encrypted tokens.
Seed Network (5,000+ Accounts)
Private warm-up network with 5,000+ real seed accounts across Gmail, Outlook, Yahoo, Zoho, and custom SMTP. Multi-country, multi-timezone coverage.
Smart Ramp-up Algorithm
Adaptive volume control: auto-pause on bounce >1%, volume -50% on spam >10%, full pause on spam >25%, progressive increase when health >90. Weekend and holiday detection.
Spam Folder Recovery
Detect and auto-move warm-up emails from spam to inbox, training the provider to trust the sender. Inspired by InboxAlly's Spam Rescue — a key reputation signal.
Complete
26Authentication & Billing
NextAuth.js v5 with email/password and OAuth. Stripe subscriptions with Free, Pro, and Enterprise plans. 14-day free trial.
Dashboard & Monitoring UI
Full dashboard with health score gauge, mailbox management, ramp-up charts, provider breakdown, alert system, and onboarding wizard.
AI Content Generation Engine
Groq API (Llama 3.3 70B) with 4-layer prompt system: persona, context, variation, anti-detection. Fallback chain: Groq → Gemini → Ollama → Redis cache.
DNS Health Monitor
Real-time SPF, DKIM, DMARC, and MX record validation with automated checks, scoring, and misconfiguration alerts.
Blacklist Scanner
Monitor IPs and domains across 100+ blacklists (Spamhaus, Barracuda, etc.). Instant alerts with remediation guidance and delisting tracking.
Marketing Website & SEO
Landing page, features, pricing, blog, comparisons, changelog. Open Graph, structured data, and sitemap for SEO.
SPF Record Checker
Validate SPF records: syntax errors, DNS lookup count (10 limit), policy analysis, authorized sender listing. Detailed recommendations.
DKIM Record Checker
Look up DKIM records across 18 common selectors (Google, Microsoft, Mailchimp, etc.). Validate key strength, detect truncated keys.
DMARC Record Checker
Validate DMARC policy (none/quarantine/reject), check reporting addresses (rua/ruf), analyze subdomain policy, alignment mode.
Blacklist Checker
Check any IP or domain against 12 major DNSBL (Spamhaus, SpamCop, Barracuda, SORBS, etc.). Instant results with remediation guidance.
DNS Lookup Tool
Full DNS lookup: MX, A, AAAA, NS, TXT, SOA records. Authentication overview (SPF/DKIM/DMARC status) and email infrastructure at a glance.
Email Header Analyzer
Paste raw headers, get visual hop-by-hop routing, delay analysis, authentication results (SPF/DKIM/DMARC), server identification.
SPF Record Generator
Select from 16 email providers (Google, Microsoft, SES, SendGrid, etc.), add custom IPs, choose policy. DNS lookup counter with limit warnings.
DMARC Record Generator
Step-by-step DMARC wizard: policy, reporting (rua/ruf), subdomain policy, percentage, SPF/DKIM alignment. Ready-to-paste DNS record.
Spam Word Checker
Analyze email content for 300+ spam trigger words across 6 categories. Content grade (A-F), severity breakdown, formatting issues detection.
Subject Line Tester
Real-time subject line analysis: length, spam triggers, mobile truncation preview, personalization detection, engagement signals. Score 0-100.
Email Verifier
Verify any email: syntax, domain/MX validation, disposable email detection (100+ services), role address detection, common domain typo correction.
Email Verifier
Verify any email: syntax, domain/MX lookup, disposable detection (100+ services), role address detection, typo auto-correction (gmial→gmail).
Email Compliance Checker
14-point interactive checklist for CAN-SPAM (US), GDPR (EU), and CASL (Canada). Pass/fail scoring with legal risk identification.
Reverse DNS (PTR) Lookup
PTR record lookup for any IP. Forward-Confirmed reverse DNS (FCrDNS) verification. Generic hostname detection. Deliverability impact analysis.
BIMI Record Checker
Check Brand Indicators for Message Identification: logo URL, VMC certificate, DMARC enforcement, SVG compliance.
Warm-up Calculator
Interactive calculator: domain age, provider, target volume, sending goal → personalized week-by-week ramp-up schedule with tips.
Deliverability Score Calculator
Input your email metrics (bounce, opens, spam, DNS, blacklists) → weighted 0-100 health score with per-metric breakdown and improvement tips.
Domain Health Report
All-in-one audit: runs SPF, DKIM, DMARC, BIMI, MX, blacklist, and PTR checks in parallel. Single score with grade (A-F) and per-check breakdown.
MTA-STS & TLS-RPT Checker
Check MTA-STS policy enforcement, policy file accessibility, TLS-RPT reporting. Detects TLS downgrade vulnerabilities.
Warm-up ROI Calculator
Business impact calculator: input send volume, inbox rate, deal value → see lost revenue and ROI of warming up. Conversion funnel comparison.